donyahsmith1 donyahsmith1

25-03-2022
Mathematics

contestada

what is the value of x?

what is the value of x class=

Respuesta :

Medunno13 Medunno13

25-03-2022

Answer:

80

Step-by-step explanation:

The sum of the measures of the interior angles of a triangle is 180 degrees, so:

x+(x-15)+(x-45)=180

x+x-15+x-45=180

3x-60=180

3x=240

x=80

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